Watch List notes:

Basil II Bulgaroktonos, with Constantine VIII. 976-1025. AV Histamenon Nomisma (24.5mm, 4.42 g, 6h). Constantinople mint. Struck 1005-1025. Facing bust of Christ Pantokrator; upturned crescents in upper two quarters of nimbus cross / Crowned half-length busts of Basil, wearing loros, with suspended crown above head, and Constantine, wearing jeweled chlamys, holding long cross between them. DOC 6a; Füeg II 6.B1; SB 1800. Obverse double struck, singular light scratch on obverse and reverse. EF. An exceptionally early and vibrant strike. Most interestingly featuring a die engraver's spacing line in a crescent shape spanning the two rulers' shoulders. Similar in function to a die engraver's centering circle and only seen on especially early strikes.

Ex Triton XVII (6 January 2014), lot 884 (hammer $3250); Bowers & Merena (13 September 1993), lot 15.